compared , with| comparing, with| compare , with

问题描述:

compared , with| comparing, with| compare , with
()American English ()British English .What are their similatities and differences.
A. compared , withB comparing, withC compare , with
答案选C 噢为什么啊有时见是ing ,有时是ed 怎么区分呢?

ing 和 ed 都是非谓语动词的形式,既然是非谓语动词就说明句子中已经有动词谓语了,不能再以动词形式出现,ing表示主动,ed表示被动
这个句子里,前后两句话,前面那句话显然没有谓语动词,所以不牵扯非谓语动词,直接加个动词进来当谓语就好了,所以C